pthread_create need not set errno

diff --git a/src/thread/pthread_create.c b/src/thread/pthread_create.c
index cdf36ff..284b45a 100644 (file)
--- a/src/thread/pthread_create.c
+++ b/src/thread/pthread_create.c
@@ -195,7 +195,7 @@ int pthread_create(pthread_t *res, const pthread_attr_t *attr, void *(*entry)(vo
        unsigned char *map, *stack, *tsd;
        static const pthread_attr_t default_attr;
 
-       if (!self) return errno = ENOSYS;
+       if (!self) return ENOSYS;
        if (!init && ++init) init_threads();
 
        if (!attr) attr = &default_attr;